Bulletin of the U.S. Department of Agriculture, Ausgaben 701-725U.S. Department of Agriculture, 1913 |
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Seite 4
... clay soil .... Publications of the United States Department of Agriculture relating to farm management ..... DEPARTMENT BULLETIN NO . 706. - AMERICAN SUMAC : A VALUABLE TANNING MATERIAL AND DYESTUFF : Introduction .... Species of ...
... clay soil .... Publications of the United States Department of Agriculture relating to farm management ..... DEPARTMENT BULLETIN NO . 706. - AMERICAN SUMAC : A VALUABLE TANNING MATERIAL AND DYESTUFF : Introduction .... Species of ...
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... Clay , road building value . 724 2 Clover- Clubhouses , women's , use as community centers .. Coal , fuel value , comparison with different woods ... Cockroaches , control , experiments with various substances . Cold storage- data ...
... Clay , road building value . 724 2 Clover- Clubhouses , women's , use as community centers .. Coal , fuel value , comparison with different woods ... Cockroaches , control , experiments with various substances . Cold storage- data ...
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... clay and silt loam to farming types and in- come .. 705. 19-21 primary , definitions . 724 1-3 worn - out , sugar - beet growing , unfavorable factor ... 721 7 Sorting , cranberries , methods , relation to rot after packing .. 714 15-17 ...
... clay and silt loam to farming types and in- come .. 705. 19-21 primary , definitions . 724 1-3 worn - out , sugar - beet growing , unfavorable factor ... 721 7 Sorting , cranberries , methods , relation to rot after packing .. 714 15-17 ...
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... clay , description and cost ... . concrete , manufacture and use . Timbers , mine , preparation at small sawmills . Timberwork , logging railroads , costs , etc .. 724 33 724 34-37 718 43 711 190-194 707 16-29 Tineola biselliella ...
... clay , description and cost ... . concrete , manufacture and use . Timbers , mine , preparation at small sawmills . Timberwork , logging railroads , costs , etc .. 724 33 724 34-37 718 43 711 190-194 707 16-29 Tineola biselliella ...
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... clay or loam . When tested by means of laboratory screens the sand shall meet the Grading . following requirements : Passing 3 - inch screen .. Total passing 40 - mesh sieve ......... . Retained on 200 - mesh sieve , not less than__ ...
... clay or loam . When tested by means of laboratory screens the sand shall meet the Grading . following requirements : Passing 3 - inch screen .. Total passing 40 - mesh sieve ......... . Retained on 200 - mesh sieve , not less than__ ...
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Agriculture Bulletin 555 amount aphids arsenate of lead average bad eggs binder course bituminous concrete bituminous surface treatment block Bordeaux mixture bread brick broken stone Bureau camp candlers candling cars cent clay farms clothes moth coarse aggregate coefficient of wear cold-storage Columbia River cost crew crop Department of Agriculture drum ears elutriation flannel flour following requirements French coefficient globe artichoke grading gravel ground yarding hauled inch infested killed labor laboratory screens larvæ leaf stems legumes less than_ material means of laboratory meet the following mineral filler moths naphthalene operation Passing 1-inch screen percentage plants Polk Counties Portland cement Price railroad recandling rejects Retained on 1-inch road sample sand shell shuck covering silt loam farms specification sprayed storage sumac summer fallow Table tannin tensile strength tested by means thousand feet timber Total passing U. S. Department wearing course weevils weight wheat Willamette Valley yarding engine yolk
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Seite 22 - The cement shall be stored in such a manner as to permit easy access for proper inspection and identification of each shipment, and in a suitable weather-tight building which will protect the cement from dampness.
Seite 21 - To find the pressure in pounds per square inch of a column of water, multiply the height of the column in feet by .434. Approximately, we say that every foot elevation is equal to % Ib. pressure per square inch ; this allows for ordinary friction. To find the diameter of a pump cylinder...
Seite 22 - Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum.
Seite 74 - ... shall be punished by a fine of not less than twenty-five dollars ($25.00), nor more than one hundred dollars $100.00) or by imprisonment in a county jail for not less than ten days nor more than thirty days, or by both such fine and imprisonment.
Seite 35 - ... and, in smoothing off, the trowel should be drawn over the mold in such a manner as to exert a moderate pressure on the excess material. The mold should be turned over and the operation repeated.
Seite 22 - The average tensile strength in pounds per square inch of not less than three standard mortar briquettes...
Seite 22 - A pat of neat cement shall remain firm and hard, and show no signs of distortion, cracking, checking, or disintegration in the steam test for soundness.
Seite 13 - Raise the safety valves cautiously and frequently, as they are liable to become fast In their seats and useless for the purpose intended. 10.
Seite 22 - The specific gravity of cement shall not be less than 3.10. Should the test of cement as received fall below this requirement, a second test may be made upon a sample ignited at a low red heat. The loss in weight of the ignited cement shall not exceed 4 per cent.
Seite 13 - ... of the number of bales, the classification, the price or bona fide price offered, and other terms of purchase or sale, of any cotton involved in any transaction participated in by him, or to produce all books, letters, papers, or documents in his possession or under his control relating to such matter.